The 3.6L uses 5w20. It can be synthetic, conventional, or a blend.
The 2014 Jeep Wrangler has double overhead cam (DOHC).
Jeep Wrangler wheel lug patterns years 1987-2006 are 5X4.5Jeep Wrangler wheel lug patterns years 2007-2014 are 5X5
You should use atf +4 in your wrangler transmission
The 2001 Jeep Wrangler has overhead valves (OHV).
The 2009 Jeep Wrangler has overhead valves (OHV).
The 2008 Jeep Wrangler has overhead valves (OHV).
The 2011 Jeep Wrangler has overhead valves (OHV).
The 2002 Jeep Wrangler has overhead valves (OHV).
The 2007 Jeep Wrangler has overhead valves (OHV).
The 2010 Jeep Wrangler has overhead valves (OHV).
10w30
The 2004 Jeep Wrangler has double overhead cam (DOHC).